<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>

    <p>submit</p>
    <form action="">
        <button type="submit">
            This a <br><strong>submit button</strong>
        </button>

        <input name="msg" value="This is an anonymous button">
    </form>
    <form action="">
        <button>
            This an <br><strong>anonymous button</strong>
        </button>

        <input name="msg" value="This is an anonymous button">
    </form>

    <p>reset</p>
    <form action="">
        <button type="reset">
            This a <br><strong>reset button</strong>
        </button>

        <input name="msg" value="This is an anonymous button">
    </form>

    <p>button</p>
    <form action="">
        <button type="button">
            This an <br><strong>anonymous button</strong>
        </button>

        <input name="msg" value="This is an anonymous button">
    </form>

</body>

</html>